The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 28, 2023

Filed:

May. 29, 2019
Applicants:

Mitsubishi Chemical Corporation, Chiyoda-ku, JP;

Mu Ionic Solutions Corporation, Chiyoda-ku, JP;

Inventors:

Hiroyuki Tokuda, Ibaraki, JP;

Minoru Kotato, Ibaraki, JP;

Shinichi Kinoshita, Ibaraki, JP;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/0567 (2010.01); H01M 4/133 (2010.01); H01M 4/134 (2010.01); H01M 4/587 (2010.01); H01M 10/0525 (2010.01); H01M 10/0569 (2010.01); H01M 10/052 (2010.01); H01M 10/056 (2010.01);
U.S. Cl.
CPC ...
H01M 10/0567 (2013.01); H01M 4/133 (2013.01); H01M 4/134 (2013.01); H01M 4/587 (2013.01); H01M 10/052 (2013.01); H01M 10/056 (2013.01); H01M 10/0525 (2013.01); H01M 10/0569 (2013.01); H01M 2300/004 (2013.01); H01M 2300/0025 (2013.01); Y02E 60/10 (2013.01);
Abstract

An object is to provide a nonaqueous electrolyte and a nonaqueous-electrolyte secondary battery which have excellent discharge load characteristics and are excellent in high-temperature storability, cycle characteristics, high capacity, continuous-charge characteristics, storability, gas evolution inhibition during continuous charge, high-current-density charge/discharge characteristics, discharge load characteristics, etc. The object has been accomplished with a nonaqueous electrolyte which comprises: a monofluorophosphate and/or a difluorophosphate; and further a compound having a specific chemical structure or specific properties.


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